September is our annual support drive, when we ask YOU to support reliable, independent drug information by helping Erowid reach more unique donations than ever before in a single month (1,225 is the goal this year).

Modafinil is a mild central nervous system stimulant used in the treatment of fatigue and sleepiness. It is approved in the U.S. for the treatment of narcolepsy. Armodafinil is the isolated active R-stereoisomer, modafinil is a racemic mix of both stereoisomers.